CN210194778U

CN210194778U - Sewer pipe joint and sewer pipe assembly with same

Info

Publication number: CN210194778U
Application number: CN201920562271.4U
Authority: CN
Inventors: Heping Lin; 林和平
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-24
Filing date: 2019-04-24
Publication date: 2020-03-27
Anticipated expiration: 2029-04-24

Abstract

The utility model relates to a downcomer connects, including connecting the main part, the elastic sealing pad, the connecting piece, it is formed with the downcomer on supplying the counter basin and plants first connecting hole wherein to connect to link up from top to bottom in the main part, the upper end department that connects the main part is put to the elastic sealing pad, the second connecting hole that the downcomer on supplying the counter basin passed is link up from top to bottom and has to supply to link up from top to bottom, the connecting piece is connected in the upper end that connects the main part and has and can cover the face of supporting on the upper end face of elastic sealing pad, the internal face that connects the main part is being close to upper end department and is forming first inclined plane at the inside tilt up gradually from inside to outside, the outer wall of elastic sealing pad is being close to lower extreme department and is forming the second inclined plane that can cooperate with first inclined plane and. The utility model discloses can be connected convenient operation, swift with the whole direct downcomer with counter basin that connects main part, elastic sealing pad and connecting piece assembly.

Description

Sewer pipe joint and sewer pipe assembly with same

Technical Field

The utility model relates to a downcomer connects and uses the downcomer subassembly that has this joint.

Background

The sewer pipe is essential in daily life of people, and the upper end of the sewer pipe is generally connected to a plug pipe extending from the bottom of the water tank through a pipe joint.

For example, the chinese utility model patent "a steel wire winding telescopic sewer pipe group" (application number: CN201220353283.4) with the publication number CN202809723U discloses a structure, which comprises a first end joint, a second end joint, a telescopic pipe main body and a plastic joint main body, wherein the telescopic pipe main body is provided with a first inner mounting section connected with the first end joint and a second inner mounting section connected with the second end joint, a metal supporting wire is wrapped in a plastic layer of the telescopic pipe main body, the plastic joint main body is connected with the first end joint through a plastic connecting piece, the first end joint is provided with a first connecting thread section connected with the plastic connecting piece, and the first end joint is in thread connection with the plastic connecting piece. The plastic connector body is connected with a plastic connecting piece through threads at the tail end, a second connecting thread section connected to the plastic connector body is arranged on the plastic connecting piece, a second rubber sealing piece is arranged between the plastic connecting piece and the plastic connector body, the plastic connecting piece is connected with the plastic connector body, and the second rubber sealing piece is extruded and fixed on the metal sewer pipe after connection.

In the prior art, in order to ensure the sealing performance after the sewer pipe is connected with the metal sewer pipe, the inner diameter of the second rubber sealing element is generally made smaller than the outer diameter of the metal sewer pipe, when the sewer pipe is installed, the plastic connecting element and the second rubber sealing element are required to be taken down from the plastic joint main body, then the plastic connecting element and the second rubber sealing element are sequentially sleeved on the metal sewer pipe, and then the plastic joint main body and the plastic connecting element are screwed tightly. And because the metal downcomer is located the counter basin bottom, above-mentioned mounting means is loaded down with trivial details, and the user need be held down always and is operated in the counter basin below when installing, and is very inconvenient.

In addition, when the plastic connecting piece is installed, the plastic connecting piece needs to be rotated to be locked on the metal sewer pipe, and in the rotating process, inevitable friction exists between the plastic connecting piece and the second rubber sealing piece, so that the position, corresponding to the plastic connecting piece, on the second rubber sealing piece is extremely easy to wear, the second rubber sealing piece is easy to deviate, and sealing is influenced; moreover, the force applied by the plastic connecting piece to the second rubber sealing piece is also easy to be uneven, so that the extrusion effect of the second rubber sealing piece is influenced, and even the connection between the sewer pipe and the metal sewer pipe is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to prior art's current situation, provide a downcomer joint convenient to installation.

The utility model discloses another technical problem that will solve is to prior art's current situation, provides an use the downcomer subassembly that has above-mentioned downcomer joint, and this downcomer subassembly is connected convenient, swift with the metal downcomer of counter basin bottom.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: a sewer pipe joint comprises

The joint main body is vertically penetrated with a first connecting hole for inserting a sewer pipe on the counter basin;

an elastic sealing gasket which is arranged at the upper end of the joint main body in a cushioning manner;

the connecting piece is vertically penetrated and provided with a second connecting hole for the sewer pipe on the counter basin to pass through, is connected to the upper end of the joint main body and is provided with a pressing surface capable of covering the upper end surface of the elastic sealing gasket;

the method is characterized in that: the inner wall face of the joint main body gradually inclines upwards from inside to outside to form a first inclined face close to the upper end, correspondingly, the outer wall face of the elastic sealing gasket gradually inclines downwards from outside to inside to form a second inclined face capable of being in matched contact with the first inclined face close to the lower end, the connecting piece abuts against the elastic sealing gasket, and at least the portion, corresponding to the second inclined face, of the elastic sealing gasket contracts inwards.

As an improvement, a gasket is arranged between the abutting surface and the upper end surface of the elastic sealing gasket. If the gasket is not arranged, the abutting surface of the connecting piece can be directly contacted with the upper end surface of the elastic sealing gasket, and the elastic sealing gasket needs to have better elasticity, so that the hardness of the adopted material is inevitably poorer, and the upper end surface of the elastic sealing gasket is easily abraded when the connecting piece applies force to the elastic sealing gasket, so that the elastic sealing gasket is easily deviated, and the sealing is influenced; moreover, the hard abutting surface is easy to apply uneven force to the elastic sealing gasket, so that the effect of inward radial contraction of the lower part of the elastic sealing gasket is influenced, and even the connection between the sewer pipe and the sewer pipe joint is influenced. The utility model discloses the gasket that sets up is the harder plastic pad piece of material, and this gasket can not only avoid the connecting piece directly to cause wearing and tearing to elastic sealing pad, can also make the application of force homodisperse of the face of pressing of connecting piece up the terminal surface to elastic sealing pad, has both improved sealed effect, can ensure downcomer and downcomer joint reliable connection again.

Preferably, the upper part of the connecting piece is provided with an inner shoulder, and the inner end surface of the inner shoulder forms the abutting surface. The structure makes the integral structure of the sewer pipe joint compact and reasonable, and is convenient for assembly.

In order to facilitate connection, the outer circumferential wall of the joint main body close to the upper end is provided with an external thread, the inner circumferential wall of the connecting piece is provided with an internal thread matched with the external thread, and the connecting piece is in threaded connection with the joint main body.

The utility model provides an use downcomer subassembly that has above-mentioned downcomer joint, includes the bellows, its characterized in that: the sewage pipe is characterized by also comprising a sewage pipe joint which is arranged at the upper end of the corrugated pipe. The sewer pipe component is convenient to be connected with a sewer pipe at the bottom of the counter basin through the sewer pipe structure, and great convenience is provided for users.

Preferably, a deodorization device is further arranged between the sewer pipe joint and the corrugated pipe. This structure can avoid the peculiar smell upwards to spread to improve user's experience and feel.

Compared with the prior art, the utility model has the advantages of: the utility model discloses a downcomer connects when being connected with the downcomer of counter basin bottom, need not to connect the main part, elastic sealing pad and connecting piece are torn open earlier and are separated, can be with connecting the main part, the whole that elastic sealing pad and connecting piece assembled is direct to be connected with the downcomer of counter basin, it is not hard up for connecting the main part a little earlier to make the connecting piece, make the counter basin downcomer pass the second connecting hole, first connecting hole is planted in connecting the main part, then make the connector for connecting main part locking, elastic sealing pad's lower part is inwards shrink can press from both sides the counter basin downcomer tightly, thereby it connects with the counter basin downcomer to be connected with the downcomer, high durability and convenient operation, and high.

Drawings

FIG. 1 is a schematic structural view of a sewer pipe joint in an embodiment of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is a schematic structural view of a downcomer assembly according to an embodiment of the present invention;

FIG. 4 is an exploded view of FIG. 3;

FIG. 5 is a schematic view of an assembly structure of a sewer pipe assembly and a counter basin sewer pipe in an embodiment of the present invention;

fig. 6 is a cross-sectional view of fig. 5.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 6, the sewer pipe joint a of the present embodiment includes a joint main body 1, an elastic sealing gasket 2, a connecting member 3 and a gasket 4, wherein the joint main body 1 penetrates up and down to form a first connecting hole 11 for inserting the sewer pipe 10 on the counter basin, the elastic sealing gasket 2 is disposed at the first connecting hole 11 at the upper end of the joint main body 1, the connecting member 3 penetrates up and down and has a second connecting hole 31 for passing the sewer pipe 10 on the counter basin, the connecting member 3 is connected to the upper end of the joint main body 1 and has a pressing surface 32 capable of covering the upper end surface of the elastic sealing gasket 2, the upper portion of the connecting member 3 has an inner shoulder, and the inner end surface of the inner shoulder constitutes the pressing surface 32. The joint body 1 is provided with an external thread 13 on an outer peripheral wall near the upper end, an internal thread 33 matched with the external thread 13 is arranged on an inner peripheral wall of the connecting piece 3, and the connecting piece 3 is screwed on the joint body 1.

The inner wall face of the joint main body 1 of the embodiment is close to the upper end and gradually inclines upwards from inside to outside to form a first inclined face 12, correspondingly, the outer wall face of the elastic sealing gasket 2 gradually inclines downwards from outside to inside to form a second inclined face 21 capable of being matched and contacted with the first inclined face 12, the connecting piece 3 is abutted to the elastic sealing gasket 2, the part, corresponding to the second inclined face 21, on the elastic sealing gasket 2 is inwards contracted, so that the outer wall of the counter basin sewer pipe 10 inserted into the first connecting hole 11 and the elastic sealing gasket 2 can be clamped, and the sewer pipe joint and the counter basin sewer pipe 10 are fixed together.

In the present embodiment, the gasket 4 is interposed between the pressing surface 32 and the upper end surface of the elastic sealing gasket 2. If the gasket 4 is not arranged, the abutting surface 32 of the connecting piece 3 can be directly contacted with the upper end surface of the elastic sealing gasket 2, and the elastic sealing gasket 2 needs to have better elasticity, so that the hardness of the adopted material is certainly slightly poor, such as rubber, silica gel and the like, so that when the connecting piece 3 applies force to the elastic sealing gasket 2, the abutting surface 32 of the connecting piece 3 and the elastic sealing gasket 2 can have relative friction, the upper end surface of the elastic sealing gasket 2 is extremely easy to wear, the elastic sealing gasket 2 is easy to deviate, or the abutting surface 32 on the elastic sealing gasket 2 and the abutting surface 32 can not be tightly and flatly attached together at the contact part, and the sealing is influenced; moreover, the hard pressing surface 32 is likely to apply uneven force to the elastic sealing gasket 2, which causes inconsistent elastic deformation at various positions on the elastic sealing gasket 2, affects the effect of inward radial contraction of the lower part of the elastic sealing gasket 2, and even affects the connection between the sewer pipe 10 and the sewer pipe joint. Gasket 4 that this embodiment set up adopts the harder plastics preparation of material, for example PP, PVC etc. and this gasket 4 can not only avoid connecting piece 3 directly to cause wearing and tearing to the elastic sealing pad 2, can also make the application of force homodisperse of the face 32 to the elastic sealing pad 2 up end of supporting of connecting piece 3, has both improved sealed effect, can ensure downcomer 10 and downcomer joint reliable connection again.

The downcomer assembly of this embodiment includes a corrugated pipe 5 and a downcomer joint a provided at the upper end of the corrugated pipe 5. A deodorization device 6 is arranged between the sewer pipe joint a and the corrugated pipe 5 to prevent peculiar smell from diffusing upwards, so that the experience of a user is improved. In the present embodiment, the lower end of the joint body 1 is integrally formed with the deodorizing means 6, and the lower end of the deodorizing means 6 is fusion-connected to one end of the bellows 5.

The downcomer of this embodiment connects a when being connected with the downcomer 10 of counter basin bottom, need not to connect main part 1, elastic sealing pad 2 and connecting piece 3 and tear separately earlier, can directly be connected with the downcomer 10 of counter basin with the whole that connects main part 1, elastic sealing pad 2, connecting piece 3 and gasket 4 and assemble: firstly, the connecting piece 3 is rotated and loosened relative to the joint main body 1, the counter basin downcomer 10 is inserted into the joint main body 1 through the second connecting hole 31 and the first connecting hole 11, then the joint 3 is screwed relative to the joint main body 1, the elastic sealing gasket 2 is pressed downwards, the lower part of the elastic sealing gasket shrinks inwards to clamp the counter basin downcomer 10, and therefore the downcomer joint a is connected with the counter basin downcomer 10, and the operation is convenient and rapid.

Claims

1. A sewer pipe joint comprises

The joint main body (1) is vertically penetrated with a first connecting hole (11) for inserting a sewer pipe (10) on the counter basin;

an elastic sealing gasket (2) which is arranged at the upper end of the joint main body (1);

the connecting piece (3) is vertically penetrated and provided with a second connecting hole (31) for a sewer pipe (10) on the counter basin to penetrate through, and the connecting piece (3) is connected to the upper end of the joint main body (1) and is provided with a pressing surface (32) capable of covering the upper end surface of the elastic sealing gasket (2);

the method is characterized in that: the internal face that connects the main part is being close to upper end department from inside to outside upwards slope gradually and is forming first inclined plane (12), and is corresponding, the outer wall of elastic sealing gasket (2) is being close to lower extreme department from outside to inside downwards slope gradually and is forming second inclined plane (21) that can cooperate the contact with first inclined plane (12), connecting piece (3) support press under elastic sealing gasket (2) state, the part that corresponds second inclined plane (21) on elastic sealing gasket (2) at least is inwards shrunk.

2. The downcomer joint of claim 1, wherein: and a gasket (4) is arranged between the abutting surface (32) and the upper end surface of the elastic sealing gasket (2).

3. The downcomer joint of claim 2, wherein: the upper part of the connecting piece (3) is provided with an inner shoulder, and the inner end surface of the inner shoulder forms the abutting surface (32).

4. A sewer pipe joint according to claim 1, 2 or 3, wherein: connect main part (1) and be provided with external screw thread (13) on the periphery wall near the upper end, have on the internal perisporium of connecting piece (3) with this external screw thread (13) assorted internal thread (33), connecting piece (3) threaded connection connects on main part (1).

5. A sewer pipe assembly using the sewer pipe joint of any one of claims 1 to 4, comprising a corrugated pipe (5), wherein: the corrugated pipe is characterized by further comprising a lower water pipe joint (a), wherein the lower water pipe joint (a) is arranged at the upper end of the corrugated pipe (5).

6. A launch pipe joint according to claim 5, characterised in that: a deodorization device (6) is arranged between the sewer pipe joint (a) and the corrugated pipe (5).